注塑模具简介

GEPlasticsInjectionMoldTooling射出成型模具eGOODPARTToolingConsiderations模具相關事項好產品RESINSUPPLIER膠粒供應商ENDUSER最終用戶MOLDER製模師父MOLDMAKER模具加工商ToolingConsiderations模具相關事項TOOLINGDEVELOPMENT塑膠模具發展Tooling模具ProcessingProblems製程上所遇之問題•BlackSpecks黑點•Gloss光澤度•Jetting噴射現象•Delamination分層•Fingerprinting手紋•Plate-Out電鍍ToolingDevelopment模具發展•WeldLines結合線•BurnMarks燒痕•DimensionalControl尺寸控制•Streaking流痕•Sticking黏模•Brittleness脆性ProcessingProblems製程上所遇之問題ToolingDevelopment模具發展•ShortShots短射•Flash毛邊•Sinks/Voids縮水•Warpage翹曲•Splay裂開/SilverStreaking銀痕•GateBlush進澆白化/HaloProcessingProblems製程上所遇之問題ToolingDevelopment模具發展•InconsistentCycle周期不一致THEWORSTPROBLEM最嚴重的問題ProcessingProblems製程上所遇之問題ToolingDevelopment模具發展-Anonymous佚名TheCHEAPESTToolisTheOneThatWORKS左圖為最便宜之模具只有一個模板ToolingDevelopment模具發展CustomsandPracticesoftheMoldmakingIndustryClassificationsofInjectionMoldsforThermoplasticMaterialsAGuideforthePurchaserorManufacturerofThermo-plasticInjectionMoldsUpto400Tonsand400tonsandover.SIPToolingDevelopment模具發展熱塑性模具分類400到400噸以上熱塑性模具購買指南模具行業海關分類標準MOLDTYPES模具種類Tooling模具TypesofMolds模具型式(Tools)(Dies)•Series•Series•Series•SeriesClassAClassBCollapsibleCoreTwoPlate二板模ThreePlate三板模AccelerationKO?SideInjectionLifterCAMRunnerless-InternallyHeated-ExternallyHeatedPrototypeMUDEtc.ToolingMoldTypes模具型式ToolingMoldTypes模具型式TwoPlateDesign二板模設計ExplodedView爆炸圖BPlate母模板APlate公模板TopClampingPlate上模板EjectorHousing下模板SupportPlate承板ElectorRetainerPlate下頂出板EjectorPlate上頂出板LeaderPin導柱ReturnPin回位銷ToolingMoldTypes模具型式TwoPlateDesign二板模設計ToolingMoldTypes模具成型型式StandardTwoPlateMold標準二板模SprueBushing射嘴Plate母模•ClampingPlate夾模板•Plate公模•SupportPlate承板EjectorPlate頂出板ToolingMoldTypes模具成型型式PartingLine分模面ToolingMoldTypes模具成型型式TwoPlateMoldEjection二板模分模情形1.開模(公母模分開)ToolingMoldTypes模具成型型式TwoPlateMoldEjection二板模分模情形EjectedPart頂出成品2.頂針將成品頂出落下InjectionMoldingTooling射出成型模具3.頂針退回，準備合模InjectionMoldingTooling射出成型模具4.公模藉導柱與母模導銷確實閉合ToolingMoldTypes成型模具種類SupportPlate承板EjectorRetainerPlate下頂出板EjectorPlate上頂出板EjectorHousing下夾模板模座BPlate母模板XPlate公模板APlate脫料板TopClampingPlate上夾模板ThreePlateDesign三板模設計ToolingMoldTypes模具成型型式ThreePlateDesign三板模設計Closed合模狀態ToolingMoldTypes模具成型型式MainLeaderPin主要導柱PartingLine1第一合模面1.脫料板分開，將水口與成品分開三板模分模情形ToolingMoldTypes模具成型型式PartingLine1第一分模面PartingLine2第二分模面三板模分模情形2.公母模分開ToolingMoldTypes模具成型型式PartingLine1第一分模面PartingLine2第二分模面三板模分模情形3.公模頂出板將成品頂出ToolingMoldTypes模具成型型式PartingLine1第一分模面PartingLine2第二分模面PartingLine3第三分模面Part成品Runner澆道三板模分模情形4.脫料板將料頭頂出脫落SPRUEBUSHINGS射嘴ToolingSprueBushings模具射嘴•HeatedSprue加熱式射嘴-HelicalHeaters螺旋電熱片式加熱-GasPipe瓦斯管加熱•Non-heatedSprue無熱式射嘴SPRUEBUSHINGS射嘴ToolingSprueBushings模具射嘴COLDSPRUEBUSHING冷式射嘴ToolingSprueBushings模具射嘴SPRUEBUSHING射嘴GasPipe瓦斯管HeaterBand電熱環GasPipes瓦斯管ToolingSprueBushings模具射嘴HotSprueBushing熱射嘴HelicalHeater螺旋式電熱片ThermalShutoff電熱開關ToolingSprueBushings模具射嘴RUNNERS澆道ToolingRunners模具澆道MaterialFlowsOnlyThroughMoltenPortionofRunnerOuterSkinChillsonContactwithmoldSurfaceRunnersFlow膠粒於澆道流動狀態ToolingRunners模具澆道2.後續膠粒藉著澆道內部未固化之部份進行填充模腔。1.一開始膠粒接觸模腔表面部份將冷卻形成固化層。RunnersDesign澆道設計1.FullRoundMostEfficient澆道剖面為圓形者，為最佳流動狀態2.TrapezoidalGood澆道剖面為梯形流動性良好3.HalfRoundNotGood澆道部面為半圓形流動性不佳P.L分模線ToolingRunners模具澆道Runners澆道TrapezoidProfiles梯形剖面澆道rdrdr/dWD1/83/161/83/161/43/161/45/161/45/167/165/163/81/23/8•EquivalentRoundRunner同效果之圓形與梯形剖面•DesignAlternative設計上可選擇二種其中之一ToolingRunners模具澆道WDSpruePuller料頭倒扣1.REVERSETAPERBEST倒錐形倒扣效果最佳2.ZPULLERGOODz型倒扣效果良好3.GROOVETROUBLESOME環狀倒扣不易脫模4.SUCKERPINNOTRECOMMENDED無設計倒扣不建議使用ToolingRunners模具澆道RESTRICTIVE限制性PREFERRED首選ToolingRunners模具澆道Asmallincreaseinradiusdramaticallyincreasestheflowthroughtherunner.少量增加澆道半徑，Q值流動速率會大幅增加R=Radius半徑Q=VolumetricFlowRate單位體積流動速率Q=8nLQProportionaltoR2Q與R2成正比nRP2ToolingRunners模具澆道FlowDirection膠粒流動方向ColdSlugWell冷料井效果良好RoundCrossSection(3/16to3/8Dia.)冷料井末端為環狀直徑3/16英吋到3/8英吋ShortLengthColdSlugWells短距離之冷料井效果良好ColdSlugWell冷料井效果良好ToolingRunners模具澆道UnbalancedSystem非平衡式澆道設計AAAABBBBToolingRunners模具澆道ArtificiallyBalanced人工設計平衡澆道1/81/43/81/21/2英吋Dia直徑ToolingRunners模具澆道BalancedSystem平衡的澆道系統AAAAAAAAToolingRunners模具澆道RUNNERLESSMOLDING無澆道系統ToolingRunnerlessMolding模具無澆道系統HotRunnerBenefits熱澆道的優點•FasterCycles成型周期減少15~20%-15-20%Faster•EliminatesMaterialWaste排除材料浪費-NoSpruesorRunners無注口或澆道•ImprovesPartQuality改進成形品品質-LessStress較低殘留內應力-BetterAppearance較佳之外觀ToolingRunnerlessMolding模具無澆道系統RUNNERLESSMOLDINGSYSTEMS:無澆道系統INCOEKONAD-M-EPLASTHINGHotOneRAMACoolOneHUSKYMOLDMASTERFASTHEATSPEAREUROPE&ASIASPRUELESSHOMEMADECompressionSeal高壓密封Plug插銷MoldmakersChoice模具製造商自行選擇DiameterFitSeal直徑合適密封ToolingRunnerlessMolding模具無澆道成型CavityPlate=500Manifold=5000ThermalExpansionofSteel.00000633PerInchPerDegree6in.=.017In.12in.=.034In.18in.=.051In.ToolingRunnerlessMolding模具無澆道成型GATING進澆口ToolingGating模具進膠•DirectSprueGate直接進膠•EdgeGate側邊進膠•FanGate扇形進膠•TunnelGate潛入進膠•Single單點進膠•MultipleTabGates多點進膠•DiskGate•RingGate環形進膠lashGateiaphragmGateodified?GateinGateumpGatealveGate•Etc.TypesofGating進膠口之種類ToolingGating模具進膠DirectSprueGate直接進膠式MoldedPart成形品Sprue進膠口ToolingGating模具進膠PART成形品RUNNER澆道GATE進膠LAND進膠緩沖帶FanGate扇形進膠ToolingGating模具進膠COLDSLUGWELL較佳之冷料井RADIUS半徑FanGate扇形進膠ToolingGatin